UST Mamiya designs, manufacturers and markets the most innovative high-performance golf shafts in the world. UST offsets one of the broadest range of shafts in golf from the exotic Attas line to their flagship ProForce series to Recoil - the #1 graphite iron shaft in golf! Starting with the 1999 Masters victory, the UST brands have continued its winning ways on tour and at the club. Re-shaft your clubs today with one of the many UST shafts and improve your score.